Stadium: Estadio Central Round: 29 Ground: Clay
| Challenger Monterrey MD | 2018/10/05 02:25 | Paes/R-Valera v Behar/Quiroz | 6-7,6-4,10-5 |
| Challenger Santo Domingo MD | 2018/10/12 19:00 | Dellien/E Burgos v Behar/Quiroz | 3-6,6-3,3-10 |
| Challenger Santo Domingo MD | 2018/10/11 20:00 | Arevalo/Nedun'yan v Behar/Quiroz | 7-5,4-6,7-10 |
| Challenger Santo Domingo MD | 2018/10/08 21:00 | Dutra Silva/Lorenzi v Behar/Quiroz | 2-6,6-4,5-10 |
| Challenger Monterrey MD | 2018/10/05 02:25 | Paes/R-Valera v Behar/Quiroz | 6-7,6-4,10-5 |
| Challenger Monterrey MD | 2018/10/02 00:50 | Behar/Quiroz v Melzer/Melzer | 6-4,4-6,11-9 |
| Challenger Santo Domingo MD | 2018/10/12 20:30 | Lipovsek Puches/Londero v Paes/R-Valera | 4-6,6-7 |
| Challenger Santo Domingo MD | 2018/10/12 02:00 | Melzer/Melzer v Paes/R-Valera | 5-7,6-7 |
| Challenger Santo Domingo MD | 2018/10/12 00:40 | Elias/Krstin v Paes/R-Valera | 3-6,0-6 |
| Challenger Santo Domingo MD | 2018/10/11 00:30 | Elias/Krstin v Paes/R-Valera | 3-6,0-6 |
| Challenger Monterrey MD | 2018/10/07 19:00 | Paes/R-Valera v Arevalo/Nedun'yan | 1-6,4-6 |
| Challenger Monterrey MD | 2018/10/06 21:30 | Paes/R-Valera v Kokkinakis/Reid | 6-7,7-5,10-8 |
| Challenger Monterrey MD | 2018/10/05 02:25 | Paes/R-Valera v Behar/Quiroz | 6-7,6-4,10-5 |
| Challenger Monterrey MD | 2018/10/04 02:45 | Paes/R-Valera v Ferrer/Martinez | 6-3,6-4 |